Global
| Focal length | 400 mm |
|---|---|
| Maximum aperture | f/4.5 |
| Minimum aperture | f/32 |
| Lens construction | 19 elements in 13 groups (including 1 ED glass element, 2 super ED glass elements and 1 SR lens element, elements with Nano Crystal Coat, and a fluorine-coated front lens element) |
| Angle of view |
|
| Minimum focus distance | 2.5 m/8.21 ft from focal plane |
| Maximum reproduction ratio | 0.16x |
| Diaphragm blades | 9 (rounded diaphragm opening) |
| Filter-attachment size | 95 mm |
| Dimensions | Approximately 104 mm/4.1 in. maximum diameter x 234.5 mm/9.3 in. (distance from camera lens mount flange) |
| Weight | Approximately 1,245 g/2 lb 12 oz (with tripod collar); approximately 1,160 g/2 lb 9 oz (without tripod collar) |
| Supplied accessories | LC-95B Lens Cap (front cap), LF-N1 Lens Cap (rear cap), HB-105 Lens Hood, CL-C5 Lens Case |
| Spatial Frequencies | S: Sagittal | M: Meridional |
|---|---|---|
| 10 lines/mm |  |
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| 30 lines/mm |  |
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